package com.example.dianproject.service;

import com.example.dianproject.entity.ElectricityPrice;
import java.math.BigDecimal;
import java.util.List;

public interface ElectricityPriceService {
    ElectricityPrice savePrice(ElectricityPrice price);
    BigDecimal getCurrentResidentialPrice();
    BigDecimal getCurrentCommercialPrice();
    List<ElectricityPrice> getHistory();
} 